Home / 7,416.36-11,125.89-3,721.14

Finding the Fourth Proportional to 7,416.36, 11,125.89 and 3,721.14

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Solution

The fourth proportional to 7,416.36, 11,125.89 and 3,721.14 is: 5,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.36 : 11,125.89 = 3,721.14 : x
  2. Step 2: Convert to fraction form
    7,416.36/11,125.89 = 3,721.14/x
  3. Step 3: Cross multiply
    7,416.36x = 11,125.89 × 3,721.14
  4. Step 4: Simplify right side
    7,416.36x = 41,400,994.31
  5. Step 5: Solve for x
    x = 41,400,994.31/7,416.36
  6. Step 6: Final answer
    x = 5,582.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.